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linux/drivers/gpu/drm/i915/display/intel_fbc.h
Matt Roper 66fad3f2db drm/i915/xe2lpd: FBC is now supported on all pipes
FBC is no longer limited by pipe: add the defines for pipes B and C that
will be used by platforms supporting FBC on such pipes.

Bspec: 68881, 68904
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Vinod Govindapillai <vinod.govindapillai@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230919192128.2045154-3-lucas.demarchi@intel.com
2023-09-21 07:39:46 -07:00

51 lines
1.6 KiB
C

/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2019 Intel Corporation
*/
#ifndef __INTEL_FBC_H__
#define __INTEL_FBC_H__
#include <linux/types.h>
enum fb_op_origin;
struct drm_i915_private;
struct intel_atomic_state;
struct intel_crtc;
struct intel_crtc_state;
struct intel_fbc;
struct intel_plane;
struct intel_plane_state;
enum intel_fbc_id {
INTEL_FBC_A,
INTEL_FBC_B,
INTEL_FBC_C,
INTEL_FBC_D,
I915_MAX_FBCS,
};
int intel_fbc_atomic_check(struct intel_atomic_state *state);
bool intel_fbc_pre_update(struct intel_atomic_state *state,
struct intel_crtc *crtc);
void intel_fbc_post_update(struct intel_atomic_state *state,
struct intel_crtc *crtc);
void intel_fbc_init(struct drm_i915_private *dev_priv);
void intel_fbc_cleanup(struct drm_i915_private *dev_priv);
void intel_fbc_sanitize(struct drm_i915_private *dev_priv);
void intel_fbc_update(struct intel_atomic_state *state,
struct intel_crtc *crtc);
void intel_fbc_disable(struct intel_crtc *crtc);
void intel_fbc_invalidate(struct drm_i915_private *dev_priv,
unsigned int frontbuffer_bits,
enum fb_op_origin origin);
void intel_fbc_flush(struct drm_i915_private *dev_priv,
unsigned int frontbuffer_bits, enum fb_op_origin origin);
void intel_fbc_add_plane(struct intel_fbc *fbc, struct intel_plane *plane);
void intel_fbc_handle_fifo_underrun_irq(struct drm_i915_private *i915);
void intel_fbc_reset_underrun(struct drm_i915_private *i915);
void intel_fbc_crtc_debugfs_add(struct intel_crtc *crtc);
void intel_fbc_debugfs_register(struct drm_i915_private *i915);
#endif /* __INTEL_FBC_H__ */